Cost to Own
United StatesSouth DakotaWalworth County FIPS 46129 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Walworth County, South Dakota

A $130,000 home here costs

$1,207

per month, all in — with 20% down at today's 6.66% 30-year fixed rate.

A standard mortgage calculator would have told you $668. The real number is $538 higher every month — 81% more than the payment most buyers budget for.

County median: $130,000
Under 20% adds PMI
Freddie Mac PMMS
US average household

Where every dollar goes

Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.

Principal & interest30-year fixed, $104,000 borrowed $668
Property tax1.435% effective rate — Walworth County assessor via Census ACS $155
Homeowners insuranceEstimated at 0.60% of home value per year $65
Electricity15.73¢/kWh — South Dakota residential average, EIA $141
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year — the cost nobody budgets $108
Total monthly $1,207

How Walworth County compares

Walworth County ranks 499th of 3,133 US counties by effective property tax rate, meaning property taxes here are lower than in 2,634 counties and higher than in 498. Within South Dakota it ranks 5th of 65.

Walworth County 1.435% 71% higher than national
South Dakota average 1.094%
National median0.837%
Highest in America — Menominee County, WI3.636%

The numbers behind this page

MeasureWalworth CountySource
Median home value$130,000ACS B25077
Median real estate taxes paid$1,866ACS B25103
Effective property tax rate1.435%Derived
Median gross rent$962ACS B25064
Occupied housing units2,396ACS B25003
Population5,298ACS B01003
Residential electricity price15.73¢/kWhEIA 5.6.A
30-year fixed mortgage rate6.66%Freddie Mac PMMS

Other counties in South Dakota

Compare the cost of the same home elsewhere in the state.

All 65 counties in South Dakota

Questions about owning here

What is the property tax rate in Walworth County?

The effective property tax rate in Walworth County, South Dakota is 1.435% of home value per year. On the county's median home value of $130,000, that works out to about $1,866 annually, or $156 per month.

How much does it cost to own a home in Walworth County?

A $130,000 home in Walworth County, South Dakota costs approximately $1,207 per month with 20% down at 6.66%. That breaks down as $668 principal and interest, $155 property tax, $65 insurance, $209 utilities and $108 set aside for maintenance.

Why is this higher than the payment my lender quoted?

Lender quotes usually show principal and interest only, and sometimes property tax and insurance. They almost never include electricity, water or a maintenance reserve. Here those add about $318 a month, which is why the real cost is 81% above the mortgage payment alone.

Is it cheaper to rent in Walworth County?

Median gross rent in Walworth County, South Dakota is $962 per month, compared with $1,207 to own the median home outright. Renting is cheaper month to month, though rent does not build equity and is not fixed for 30 years.

How much is the electric bill in Walworth County?

South Dakota residential electricity averages 15.73¢ per kWh. At the US average household usage of 899 kWh per month, that is about $141. Actual bills vary considerably with house size, insulation and climate.

Sources & methodology

  • Median home value, real estate taxes paid, gross rent, occupied units and population — US Census Bureau, American Community Survey ACS 2023 5-Year, tables B25077, B25103, B25064, B25003, B01003.
  • Effective property tax rate — median real estate taxes paid divided by median home value.
  • Mortgage rate — Freddie Mac PMMS, updated weekly.
  • Residential electricity price — US Energy Information Administration, Electric Power Monthly, Table 5.6.A.
  • Homeowners insurance (0.60%/yr), maintenance (1%/yr) and water and sewer ($68/mo) are modelled national estimates, not quoted figures. Every one is editable above.

Full methodology